slackliningnoun [ U ]
uk/ˈslæk.laɪ.nɪŋ//ˈslæk.laɪ.nɪŋ/the activity of walking along a rope or a narrow piece of strong fabric that is stretched above the ground between two points, less tightly than a tightrope:
Slacklining is a sport that can improve your balance, posture, and concentration.
If you've ever wanted to walk a tightrope high above the circus floor but got nervous just thinking about it, slacklining may be for you.
slackliner
noun [ C ] uk/ˈslæk.laɪ.nər//ˈslæk.laɪ.nɚ/
This class is more technique based, and covers advanced moves for experienced slackliners.